package zjitc.interfa2.usb;

/**
 * @author:胡新雨
 * @date：2019/3/26 9:11
 */
public class KeyBoard implements Usb {
    @Override
    public void trunOn() {
        System.out.println("键盘启动了");
    }

    @Override
    public void trunOff() {
        System.out.println("键盘关闭了");
    }
}
